| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
 Home Project InfoInternational trend
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 Fecundity
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 Ring codes
 Future
 |  Herring Gull argenteus (hybrid?) K|7 1CY, May  2024, colony De Kreupel, the Netherlands.
        
          | You can participate in this project too! 
            Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |  Tibia  G-K|7 and metal NLA 5.629.370, ringed as  pullus Larus argentatus hybrid(?) on May 24 2024 at De Kreupel, Holland (5247.00 N 513.00 E). 
        Ringer  Leon Kelder.  Recoveries:---
 Nest data 2024: 
  
  
  
  
  
  
  
  
  
  
  
  
  
    | Date trapped: | Metal code | ... | Tibia: | Colour: | Species: | Age: | Status | Clutch size: | Location: | Fledged: | Nest code: |  
    | 24-5-2024 | ...5629370 | 1 | K|7 | Green | 5927 | 1 | - | 3 | IJsselmeer, Enkhuizen, De    Kreupel, eiland Q. | ? | Q24 |  22-6-2024 | ...5629370 | 4 | K|7 | green | 5927 | 1 | - | 0 | IJsselmeer, Enkhuizen, De    Kreupel eiland Q. | ? |  | 
    | 24-5-2024 | ...5629371 | 1 | K|8 | Green | 5927 | 1 | - | 3 | IJsselmeer, Enkhuizen, De    Kreupel, eiland Q. | YES | Q24 |  
    | 24-5-2024 | ...5629372 | 1 | K|9 | Green | 5927 | 1 | - | 3 | IJsselmeer, Enkhuizen, De    Kreupel, eiland Q. | ? | Q24 |  |